| Value | Category | Cases | |
|---|---|---|---|
| 0 | Neither | 2 |
0.9%
|
| 2 | 7 |
3.1%
|
|
| 3 | 28 |
12.4%
|
|
| 4 | 73 |
32.4%
|
|
| 5 | 31 |
13.8%
|
|
| 6 | 19 |
8.4%
|
|
| 7 | 8 |
3.6%
|
|
| 8 | 9 |
4%
|
|
| 9 | 1 |
0.4%
|
|
| 10 | 3 |
1.3%
|
|
| 11 | 2 |
0.9%
|
|
| 12 | 1 |
0.4%
|
|
| 17 | 1 |
0.4%
|
|
| 28 | Not in roster card | 27 |
12%
|
| 29 | Don't know | 12 |
5.3%
|
| 30 | 1 |
0.4%
|
|
| Sysmiss | 1256 |